The catena
is a fundamental concept of pedology.� It
ties the distribution of soils across slopes to important pedogeomorphic
processes.� Milne introduced and
explained the term in the mid-1930's in three separate publications.�� These are a 1935 Soils Research article
titled �Some suggested units of classification and mapping, particularly for
East African soils,� a 1936 Nature article titled �Normal erosion as a factor
in soil profile development,� and a 1936 book titled �A Provisional Soil Map of
East Africa,��� The impact and value of
the catena concept is nearly immeasurable with even a major interdisciplinary
journal being titled simply �Catena.���
The goal of this paper is to evaluate whether the catena concept still
fits Milne's original study sites in East Africa, specifically the upland
regions of western